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From: Stefan Agner <stefan@agner.ch>
To: shawn.guo@linaro.org, kernel@pengutronix.de, linux@roeck-us.net,
	arnd@arndb.de, sre@kernel.org, fkan@apm.com,
	grant.likely@linaro.org, robh+dt@kernel.org
Cc: dbaryshkov@gmail.com, dwmw2@infradead.org,
	devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, stefan@agner.ch
Subject: [PATCH v2 2/3] ARM: dts: vf610: add system reset controller and syscon-reboot
Date: Mon,  1 Dec 2014 18:03:08 +0100	[thread overview]
Message-ID: <1417453389-1588-3-git-send-email-stefan@agner.ch> (raw)
In-Reply-To: <1417453389-1588-1-git-send-email-stefan@agner.ch>

Add the system reset controller (SRC) module and use syscon-reboot
to register a restart handler which restarts the SoC using the
SRC SW_RST bit.

Signed-off-by: Stefan Agner <stefan@agner.ch>
---
 arch/arm/boot/dts/vf500.dtsi |  4 ++++
 arch/arm/boot/dts/vfxxx.dtsi | 13 +++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/arch/arm/boot/dts/vf500.dtsi b/arch/arm/boot/dts/vf500.dtsi
index de67005..3f38f49 100644
--- a/arch/arm/boot/dts/vf500.dtsi
+++ b/arch/arm/boot/dts/vf500.dtsi
@@ -130,6 +130,10 @@
 	interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
 };
 
+&src {
+	interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
+};
+
 &uart0 {
 	interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>;
 };
diff --git a/arch/arm/boot/dts/vfxxx.dtsi b/arch/arm/boot/dts/vfxxx.dtsi
index 505969a..3e696d7 100644
--- a/arch/arm/boot/dts/vfxxx.dtsi
+++ b/arch/arm/boot/dts/vfxxx.dtsi
@@ -43,6 +43,14 @@
 		clock-frequency = <32768>;
 	};
 
+	reboot: syscon-reboot {
+		compatible = "syscon-reboot";
+		regmap = <&src>;
+		offset = <0x0>;
+		mask = <0x1000>;
+		priority = <192>;
+	};
+
 	soc {
 		#address-cells = <1>;
 		#size-cells = <1>;
@@ -318,6 +326,11 @@
 				clocks = <&clks VF610_CLK_USBC0>;
 				status = "disabled";
 			};
+
+			src: src@4006e000 {
+				compatible = "fsl,vf610-src", "syscon";
+				reg = <0x4006e000 0x1000>;
+			};
 		};
 
 		aips1: aips-bus@40080000 {
-- 
2.1.3

  parent reply	other threads:[~2014-12-01 17:03 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-01 17:03 [PATCH v2 0/3] power: reset: vf610 system reset controller Stefan Agner
2014-12-01 17:03 ` [PATCH v2 1/3] power: reset: read priority from device tree Stefan Agner
     [not found]   ` <1417453389-1588-2-git-send-email-stefan-XLVq0VzYD2Y@public.gmane.org>
2014-12-01 17:11     ` Mark Rutland
2014-12-01 17:22       ` Guenter Roeck
2014-12-01 17:24       ` Stefan Agner
     [not found]         ` <e5c5a44c84b95c4e48ed01c4dcffd35a-XLVq0VzYD2Y@public.gmane.org>
2014-12-01 17:41           ` Mark Rutland
2014-12-01 17:51             ` Guenter Roeck
     [not found]               ` <20141201175134.GC24692-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>
2014-12-01 17:59                 ` Mark Rutland
2014-12-01 18:12                   ` Guenter Roeck
2014-12-01 18:18                     ` Mark Rutland
2014-12-01 18:50             ` Arnd Bergmann
2014-12-01 17:15   ` Feng Kan
     [not found]     ` <CAL85gmBq30pWxP0buKbM8so6QqsJq2YojiSK1EWtMPsH_7foeg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-12-01 17:29       ` Stefan Agner
     [not found]         ` <ea4f7a2bfdb9bea45cab9418c211083b-XLVq0VzYD2Y@public.gmane.org>
2014-12-01 17:38           ` Feng Kan
     [not found]             ` <CAL85gmBNE7oDbE+LX+V=AFJO61Ta0Gekoq6sDb8TkEnoPsNFVA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-12-01 17:42               ` Guenter Roeck
     [not found]                 ` <20141201174215.GB24692-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>
2014-12-01 22:18                   ` Stefan Agner
     [not found]                     ` <3916ca2867ced70e16903d6d44aaae8f-XLVq0VzYD2Y@public.gmane.org>
2014-12-01 22:35                       ` Guenter Roeck
2014-12-01 17:03 ` Stefan Agner [this message]
2014-12-01 17:03 ` [PATCH v2 3/3] ARM: imx_v6_v7_defconfig: add POWER_RESET_SYSCON Stefan Agner

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